LoRa-E5 Development Kit with STM32WLE5JC Module
LoRa-E5 Development Kit with STM32WLE5JC Module - Image 2
LoRa-E5 Development Kit with STM32WLE5JC Module - Image 3
SKU: IOWC-1766
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LoRa-E5 Development Kit with STM32WLE5JC Module

₹3,309.00 (Inclusive of all taxes)
Out of Stock

The LoRa-E5 Development Kit embeds the STM32WLE5JC combo MCU+LoRa module for rapid prototyping of LoRaWAN and LoRa applications. Powered via USB-C or 2xAA batteries, it provides a full-featured dev board with RS-485, Grove connectors, and GPIO breakout for sensor integration.

Features

  • Integrated STM32WLE5JC SoC combines ARM Cortex-M4 MCU with Semtech SX126X LoRa transceiver for embedded LoRaWAN node development.
  • Global LoRaWAN Frequency Support operates on 868/915MHz bands with +20.8dBm output power and up to 10km open-range transmission.
  • Ultra-Low Power Operation features sleep currents as low as 2.1µA in WOR mode, ideal for battery-powered remote sensors.
  • Comprehensive Interface Breakout includes RS-485 terminal, three Grove connectors (I2C/UART), and full 28-pin GPIO headers for rapid prototyping.
  • Multi-Development Pathways support AT command control via USB-C UART or custom firmware development using the official STM32Cube SDK.

Out of stock

Description

The LoRa-E5 Development Kit is a feature-complete prototyping platform centered on the STMicroelectronics STM32WLE5JC, a monolithic System-on-Chip integrating an ARM Cortex-M4 core with a Semtech SX126X-based LoRa radio. This architecture eliminates the need for separate microcontroller and transceiver components, simplifying design and reducing power overhead. The board is engineered for industrial IoT scenarios, operating across a -40°C to 85°C temperature range and supporting global LoRaWAN frequency plans.

Power management is flexible, accepting 5V via USB Type-C or 3V from an included 2xAA battery holder, with onboard regulators providing stable 3.3V and 5V rails. The RF section delivers high performance with programmable output power up to +20.8dBm and receiver sensitivity from -116.5dBm to -136dBm, enabling robust communication in challenging environments. The board’s extensive peripheral set, including a dedicated RS-485 interface and Grove ecosystem connectors, allows developers to integrate a wide array of sensors and actuators without custom wiring, accelerating the transition from prototype to deployed field device.

Key Features

  • All-in-One LoRa & MCU Solution: STM32WLE5JC chip combines 32-bit ARM Cortex-M4 processor with Semtech SX1262 LoRa transceiver.
  • Certified Global Operation: FCC and CE certified module supports worldwide LoRaWAN frequency bands (EU868/US915).
  • Industrial-Grade Robustness: Designed for harsh environments with an operating temperature range of -40°C to +85°C.
  • Multi-Modulation Support: Compatible with LoRa, (G)FSK, (G)MSK, and BPSK modulation schemes for protocol flexibility.
  • Developer-Friendly Interfaces: Breakout includes RS-485 terminal block, three Grove connectors (two I2C, one UART), and standard 2.54mm pin headers.
  • Integrated Power Management: Onboard regulators provide 3.3V and 5V output from USB or battery input, simplifying external sensor power.
  • Low-Power Wireless Wake-Up: Supports Wake-on-Radio (WOR) mode, drastically reducing average current consumption for periodic reporting applications.

Applications

  • Smart Agriculture & Environmental Monitoring: Deploy for soil moisture, weather station, and livestock tracking sensors requiring long-range, low-power connectivity.
  • Industrial Telemetry & Asset Tracking: Monitor equipment status, tank levels, or mobile assets across large facilities or remote industrial sites.
  • Smart City & Utility Infrastructure: Implement in smart parking, waste management, water metering, or street lighting control networks.
  • Prototyping & Education: Ideal for learning LoRaWAN stack development, testing network coverage, and rapid prototyping of custom IoT nodes.

Technical Specifications

Microcontroller / SoCSTM32WLE5JC (ARM Cortex-M4 + Semtech SX126X)
Wireless ProtocolLoRaWAN, LoRa, (G)FSK, (G)MSK, BPSK
Frequency RangeGlobal (EU868, US915 bands supported)
RF Transmit PowerUp to +20.8 dBm @ 3.3V
Receiver Sensitivity-116.5 dBm to -136 dBm
Supply Voltage3V to 5V (Battery), 5V (USB Type-C)
Operating Current (Sleep)As low as 2.1 µA (WOR mode)
Key InterfacesUSB-C (UART), RS-485, Grove (I2C x2, UART x1), Full GPIO Headers
Antenna ConnectorSMA-K (Female)
Operating Temperature-40°C to +85°C
Dimensions (Shipping)20 x 13 x 5 cm (Kit Packaging)

Frequently Asked Questions

How do I start using the LoRa-E5 Dev Board for basic AT command testing?

Connect the board to your computer using the provided USB Type-C cable. The onboard USB-to-UART bridge will create a virtual COM port. Open a serial terminal application (like PuTTY or Arduino IDE Serial Monitor) on your PC, set the baud rate to 115200, and ensure data format is 8-N-1. You can then send standard AT commands (e.g., AT+JOIN for network activation, AT+SEND for data transmission) to configure the LoRaWAN parameters and communicate with a LoRaWAN network server like The Things Network.

Can I develop custom firmware for the onboard STM32WLE5JC MCU?

Yes, you can write and flash custom embedded C code using the STM32CubeIDE or STM32CubeProgrammer tools provided by STMicroelectronics. Download the STM32CubeWL SDK which includes HAL libraries, LoRaWAN stack middleware (e.g., LoRaMAC-node), and example projects for the WLE5JC series. Connect the board via USB, set the BOOT0 pin as needed for DFU mode, and use the ST-LINK utility or the built-in USB DFU bootloader to upload your compiled binary for applications requiring real-time sensor processing or complex timing.

What is the best way to power this board for a field-deployed sensor node?

For long-term field deployment, use the included 2xAA battery holder with high-capacity lithium or alkaline cells, providing a nominal 3V input. The board's ultra-low-power design, especially utilizing the Wake-on-Radio (WOR) mode with sleep currents around 2.1µA, maximizes battery life. For permanent installations, you can also directly wire a 3.3V to 5V DC supply to the appropriate pins, bypassing the battery holder. Ensure the antenna is properly connected via the SMA connector for optimal RF performance and range, which can reach several kilometers in open areas.

Package Includes

  • 1 x LoRa-E5 Development Board
  • 1 x Antenna (EU868/US915 frequency)
  • 1 x USB Type-C Cable (20cm)
  • 1 x 2xAA 3V Battery Holder

Additional Information

Weight 0.1 kg
Dimensions 20 × 13 × 5 cm

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